 #registration-form{
     margin: 0 auto;
     width:255px;
     padding: 4px;
 }
 #registration-form input, #registration-form select{
      display: block;
      position: relative;
      width: 200px;
      padding: 4px 0;
  }
.ui-datepicker-trigger{
     position: relative;
     top: -24px;
     left: 183px;
}